Kyū

Kyū (級?) is a Japanese term used in martial arts, the tea ceremony, flower arranging, go, shogi, academic tests and other similar activities to designate various grades, levels or class of proficiency or experience. In China, kyū (級) is called "ji", and it is used for academic tests. In Korea, the term geup (급) is used (also transliterated as gup or kup).

Read more about Kyū:  History, Martial Arts Usage, Academic Tests Usage, List of Kyū Ranks, Kyū Ranks in China, Coloured Belts